ubuntu

Ubuntu Python项目部署步骤

小樊
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2025-08-11 16:26:22
栏目: 编程语言

以下是在Ubuntu上部署Python项目的基本步骤:

  1. 安装Python和pip

    sudo apt update  
    sudo apt install python3 python3-pip  
    
  2. 创建虚拟环境(可选但推荐)

    sudo apt install python3-venv  
    python3 -m venv myenv  
    source myenv/bin/activate  
    
  3. 安装项目依赖

    pip install -r requirements.txt  
    
  4. 部署项目

    • 直接运行(适用于简单脚本):
      python your_script.py  
      
    • Web框架(如Flask/Django)
      • 启动开发服务器(仅测试用):
        # Flask示例  
        flask run --host=0.0.0.0 --port=5000  
        # 或  
        python manage.py runserver 0.0.0.0:8000  # Django  
        
      • 生产环境建议搭配Gunicorn:
        pip install gunicorn  
        gunicorn -w 4 -b 0.0.0.0:8000 app:app  # app为Flask/Django入口  
        
  5. 配置Nginx反向代理(可选,生产环境推荐)

    sudo apt install nginx  
    sudo nano /etc/nginx/sites-available/myapp  
    

    添加以下内容(替换your_domain_or_ip和端口):

    server {  
        listen 80;  
        server_name your_domain_or_ip;  
        location / {  
            proxy_pass http://127.0.0.1:8000;  
            proxy_set_header Host $host;  
            proxy_set_header X-Real-IP $remote_addr;  
        }  
    }  
    

    启用配置并重启Nginx:

    sudo ln -s /etc/nginx/sites-available/myapp /etc/nginx/sites-enabled  
    sudo nginx -t && sudo systemctl restart nginx  
    
  6. 设置开机自启(可选)
    创建systemd服务文件(如/etc/systemd/system/myapp.service):

    [Unit]  
    Description=My Python App  
    After=network.target  
    [Service]  
    User=your_user  
    WorkingDirectory=/path/to/app  
    ExecStart=/path/to/app/venv/bin/gunicorn -b 0.0.0.0:8000 app:app  
    Restart=always  
    [Install]  
    WantedBy=multi-user.target  
    

    启用并启动服务:

    sudo systemctl enable myapp  
    sudo systemctl start myapp  
    
  7. 验证部署
    访问http://your_domain_or_ip,确认应用正常运行。

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